Newly combined data shows Andromeda and Milky Way galaxies might not collide as previously assumed. The research puts chances of a galactic collision at 50/50.
Scientists have found humpback whales and calves swimming in cold waters, far from traditional breeding grounds. Greater awareness could help protect them.
For the first time, astronomers have observed a pair of galaxies where one is piercing the other with intense radiation from a quasar powered by a black hole.
The UK's Royal Astronomical Society has endorsed a statement with over 150 European science institutions raising concerns about threats to US academic freedom.
Members of the EarthSky community - including scientists, as well as science and nature writers from across the globe - weigh in on what's important to them.